Determining worker capabilities and responsibilities for a job is known as worker
analysis.
A random number’s likelihood of being selected is based on a uniform distribution.
Outsourcing occurs when a company cannot or will not make all the parts that go into a
product.
An operations manager benefits from an integrated view of business organizations.
Long-range quantitative forecasts are used to determine future demand for new
products, markets, and customers.
Scientific management divides jobs into their most elemental activities to simplify job
design.
Many companies are shifting from long-term to short-term forecasts for strategic
planning.
Because the critical path is the shortest path through a network it defines the project
completion time.
In general, services are acts, deeds or performances that provide a customer time, place,
form or psychological utility.
Revenue management seeks to maximize profit from time-sensitive products and
services.
Planning, analyzing, and improving processes is the function of operations
management.
Pizazz manufactures a 5.0 oz. energy drink of the same name. Because the cans are so
small, consumers are concerned that they are not receiving the full 5 ounces in each
can. A quality engineer at the company is charged with analyzing the filling process and
ensuring accurate readings. On 15 different occasions over the past month, she has
taken a sample of 6 energy drinks off the production line and recorded their weight. If
the sum of the sample means is 80.20 ounces and the sum of the sample ranges is 12.68
ounces, the UCL for an R-chart of this process would be
a. 0.0
b. 1.0
c. 1.7
d. 2.4
Which of the following is not an advantage of cellular layouts?
a) easier to automate
b) easier to control
c) increased work-in-process inventory
d) reduced setup time
_____________________ is a software that organizes and manages a firms business
processes by sharing information across functional areas.
a. Materials requirement planning (MRP)
b. Enterprise requirements planning (ERP)
c. Product lifecycle management (PLM)
d. None of these answer choices is correct.
Marble Inc. makes countertops from a variety of high-end materials. To monitor the
quality of its production processes the company randomly selects one countertop and
counts the number of blemishes. The results for ten samples are shown below:
Given the sample information above, the standard deviation of the number of defects
for this process would be
a. 16
b. 10
c. 4
d. 0
An assembly line consists of three workstations (WS) with each station’s activity time
as shown.
When fully operational this line could assemble _______ completed items every 60
minutes.
a. 20
b. 15
c. 12
d. 5
Material handling equipment that can follow multiple paths, move in any direction, and
carry large loads of in-process inventory is most likely to be associated with a
_________ layout
a. process
b. product
c. fixed-position
d. None of these answer choices is correct.
If a job is ahead of schedule, then its critical ratio (CR) will be
a. less than one.
b. greater than one.
c. equal to one.
d. None of these answer choices is correct.
Briefly discuss four dimensions of quality a consumer looks for in manufactured
products.
How many observations should be taken to be 95% confident of being within + 5% of
the actual time a machine is busy if it is believed that the machine is in use 75% of the
time?
a. 1,200 observations
b. 772 observations
c. 364 observations
d. 289 observations
All of the following are inputs into the MRP process except
a. the master production schedule.
b. the product structure file.
c. the item master file.
d. the planned order report.
A company wants to produce a weighted moving average forecast for April with the
weights 0.40, 0.35, and 0.25 assigned to March, February, and January respectively. If
the company had demands of 5,000 in January, 4,750 in February, and 5,200 in March,
then April’s forecast is
a. 4983.33.
b. 4992.50.
c. 4962.50.
d. 5000.00.
The following table of probabilistic time estimates (in weeks) and activity predecessors
are provided for a project.
Table ZZ
The expected time to complete activity A is
a. 5.00 weeks.
b. 7.33 weeks.
c. 7.67 weeks.
d. 8.00 weeks.
_____________ time is the time required by an average worker to perform a job under
normal circumstances and conditions.
a. Stopwatch
b. Standard
c. Allowance
d. Average
Given the following MRP matrix for Item C:
If each order cost $500 and the holding cost is $0.75 per item per period, then using the
Periodic Order Quantity lot sizing technique, the planned order release for period 4 is
a. 270.
b. 290.
c. 340.
d. 560.
Enterprise application software breaks down complex business processes into a series
of transactions between applications typically uses which of the following
programming languages?
a. EDI
b. XML
c. SCM
d. PLM